CN106096079B - Design method and system for improving cable laying length precision - Google Patents
Design method and system for improving cable laying length precision Download PDFInfo
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- CN106096079B CN106096079B CN201610363796.6A CN201610363796A CN106096079B CN 106096079 B CN106096079 B CN 106096079B CN 201610363796 A CN201610363796 A CN 201610363796A CN 106096079 B CN106096079 B CN 106096079B
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Abstract
The invention discloses a design method and a system for improving the precision of the cable laying length, which comprises the following steps: the method comprises the steps of designing a three-dimensional model of a cable laying channel, coding the cable laying channel in sections, planning the layer and the column of the cable laying channel, planning the number of different layers and columns of the cable laying channel according to the arrangement condition of measuring instrument equipment and control equipment, planning the control protection column of the cable laying channel, establishing a cable information database and a cable laying channel information database, establishing an equipment positioning information database of the measuring instrument equipment and the control equipment, importing the cable information database, the cable laying channel information database and the equipment positioning information database into an automatic cable laying module, and calculating the length and the laying path of the cable. The design method can greatly improve the design precision of the cable laying length, reduce the deviation of the cable length design value and the actual construction length, ensure reasonable cable investment, reduce waste and avoid economic disputes.
Description
Technical Field
The invention relates to the technical field of cable laying, in particular to a design method and a system for improving the cable laying length precision.
Background
With the rapid development of national economy, the cable laying technology has been greatly developed in the fields of nuclear power, bridge construction, thermal power and the like, and the cable laying technology is particularly important for realizing such great projects. Cabling generally refers to laying cables in pre-designed paths such as channels, bridges, etc. At present, cable laying usually depends on related technicians to manually estimate the length according to a planar channel layout diagram to establish a cable list, and a cable laying path is not provided, so that a large deviation is generated between the designed length of the cable and the actual construction length, the problem of over-budget is caused, and disputes between a designer and a constructor are easily generated. Meanwhile, repeated laying of cables is likely to exist, so that investment waste is caused, and the project period is prolonged.
Disclosure of Invention
Based on the design method and the system, the invention provides the design method and the system for improving the precision of the cable laying length, and aims to overcome the defects of the prior art, improve the design precision of the cable laying length, reduce the deviation of a cable length design value and the actual construction length, ensure reasonable cable investment, reduce waste and avoid economic disputes.
The purpose of the invention is realized as follows:
designing a three-dimensional model of the cable laying channel, and carrying out sectional coding on the cable laying channel;
planning the layer and the column of a cable laying channel;
planning the number of different cable laying channel layers and columns according to the arrangement conditions of the measuring instrument equipment and the control equipment;
planning a control protection list of a cable laying channel;
establishing a cable information database and a cable laying channel information database;
establishing an equipment positioning information database of measuring instrument equipment and control equipment;
and importing the cable information database, the cable laying channel information database and the equipment positioning information database to an automatic cable laying module, and calculating the length of the cable and the cable laying path.
The technical scheme is further explained as follows:
further, the step of designing a three-dimensional model of the cable laying channel and coding the cable laying channel in sections specifically includes coding holes, inflection points and straight channels in the cable laying channel.
Further, the step of planning the layer and the column of the cable laying channel comprises the step of carrying out layer division through different purposes of the cable; the cable laying channel layer comprises medium voltage, low voltage, control, measurement, communication and other layers.
Further, in the step of planning the number of different cable laying channel layers and columns according to the arrangement condition of the measuring instrument device and the control device, the step of coding the cable laying channels layer by layer according to the heights of the cable laying channels of different layers is also included.
Further, the step of establishing a cable information database and a cable laying channel information database comprises the steps of:
and importing the sectional coding information, the layer and column information of the cable laying channels, the layer and column number information of the cable laying channels and the control protection columns of the cable laying channels into a database generation module, and automatically generating a cable information database and a cable laying channel information database.
Further, the step of building a device location information database of the measuring instrument device and the control device comprises the steps of:
x, Y and Z-axis coordinate values of all the measuring instrument devices and the control devices are collected and edited into corresponding device position coordinate values, and the device position coordinate values of all the devices are imported into a database generation module to automatically generate device positioning information databases of the measuring instrument devices and the control devices.
Further, the step of calculating the cable length and the cable laying path by importing the cable information database, the cable laying channel information database and the equipment positioning information database into the cable automatic laying module comprises:
and according to the cable information database, the cable laying channel information database and the equipment positioning information database, searching a required cable path of the cable from the starting equipment to the end equipment in the three-dimensional model of the cable laying channel.
Further, the step of finding a desired cable path for the cable from the starting point device to the end point device in the three-dimensional model of the cable installation pathway based on the cable information database, the cable installation pathway information database, and the device location information database may be followed by the steps of:
calculating the length of a required cable path from a starting point device to a terminal device;
obtaining cable length information according to the cable allowance and the calculated cable path length;
and selecting the cable path with the shortest cable path length as the required cable path.
Further, the step of laying the cable according to the most reasonable path further comprises the following steps:
and forming a cable laying list according to the required cable path and the cable length information.
The invention also provides a system for improving the cable laying length precision, which comprises:
the design coding module is used for designing a three-dimensional model of the cable laying channel and coding the cable laying channel in sections;
the layer and column planning module is used for planning the layer and column of the cable laying channel;
the layer number planning module and the column number planning module are used for planning the number of layers and columns of different cable laying channels according to the arrangement conditions of the measuring instrument equipment and the control equipment;
the control protection list planning module is used for planning a control protection list of the cable laying channel;
the model database establishing module is used for establishing a cable information database and a cable laying channel information database;
the device positioning information database establishing module is used for establishing a device positioning information database of the measuring instrument device and the control device;
the import module is used for importing the related information of the cable information database;
the cable length and laying path calculation module is used for importing a cable information database, a cable laying channel information database and an equipment positioning information database into the automatic cable laying module and calculating the cable length and the cable laying path;
and the path searching module is used for searching a required cable path from the starting point equipment to the end point equipment of the cable in the three-dimensional model of the cable laying channel according to the cable information database, the cable laying channel information database and the equipment positioning information database.
The invention has the beneficial effects that:
the design method for improving the accuracy of the cable laying length comprises the steps of designing a three-dimensional model of the cable laying channel, coding the cable laying channel in sections, planning the layers and the columns of the cable laying channel, planning the number of the layers and the columns of different cable laying channels according to the arrangement conditions of measuring instrument equipment and control equipment, planning the control protection columns of the cable laying channel, establishing a cable information database and a cable laying channel information database, establishing an equipment positioning information database of the measuring instrument equipment and the control equipment, importing the cable information database, the cable laying channel information database and the equipment positioning information database to an automatic cable laying module, calculating the cable length and a cable laying path, greatly improving the design accuracy of the cable laying length, and reducing the deviation between the cable length value and the actual construction length, the investment of the cable is reasonable, the waste is reduced, and economic disputes are avoided.
The system for improving the accuracy of the cable laying length can realize the three-dimensional model design of the cable laying channel through the division and matching of different working modules, can carry out sectional coding on the cable laying channel, can plan the layer and the column of the cable laying channel, can plan the number of the layer and the column of the different cable laying channel according to the arrangement condition of measuring instrument equipment and control equipment, can plan the control protection column of the cable laying channel, can establish a cable information database and a cable laying channel information database, can establish an equipment positioning information database of the measuring instrument equipment and the control equipment, can import the cable information database and the cable laying channel information database and the equipment positioning information database to the cable automatic laying module, can calculate the cable length and the cable laying path, and can greatly improve the design accuracy of the cable laying length through the design method, the deviation between the designed value of the cable length and the actual construction length is reduced, the reasonable investment of the cable is ensured, the waste is reduced, and the economic dispute is avoided.
Drawings
Fig. 1 is a design flowchart of a design method for improving the accuracy of the cable laying length according to an embodiment of the present invention.
Detailed Description
The following examples illustrate the invention in detail:
as shown in fig. 1, a design method for improving the accuracy of the cable laying length includes the following steps:
designing a three-dimensional model of the cable laying channel, and carrying out sectional coding on the cable laying channel;
planning the layer and the column of a cable laying channel;
planning the number of different cable laying channel layers and columns according to the arrangement conditions of the measuring instrument equipment and the control equipment;
planning a control protection list of a cable laying channel;
establishing a cable information database and a cable laying channel information database;
establishing an equipment positioning information database of measuring instrument equipment and control equipment;
and importing the cable information database, the cable laying channel information database and the equipment positioning information database to an automatic cable laying module, and calculating the length of the cable and the cable laying path.
The design method for improving the accuracy of the cable laying length comprises the steps of designing a three-dimensional model of the cable laying channel, coding the cable laying channel in sections, planning the layer and the column of the cable laying channel, planning the number of different layers and the column of the cable laying channel according to the arrangement condition of measuring instrument equipment and control equipment, planning the control protection column of the cable laying channel, establishing a cable information database and a cable laying channel information database, establishing an equipment positioning information database of the measuring instrument equipment and the control equipment, importing the cable information database, the cable laying channel information database and the equipment positioning information database into an automatic cable laying module, calculating the cable length and a cable laying path, greatly improving the design accuracy of the cable laying length and reducing the deviation between the cable length value and the actual construction length, the method has the advantages that the reasonable cable investment is ensured, the waste is reduced, the economic dispute is avoided, meanwhile, the formed cable laying path information can also provide accurate construction basis (construction files) for constructors, the construction efficiency is improved, the delay of the project period is avoided, and the construction cost is increased.
Further, the step of designing a three-dimensional model of the cable laying channel and coding the cable laying channel in sections specifically includes coding holes, inflection points and straight channels in the cable laying channel. The coding is carried out on the holes, the inflection points and the straight channels in the cable laying channel, so that a huge construction system can be subdivided and organized, more clear construction guidance and basis are provided for constructors, and the construction can be carried out orderly and rapidly. The coding mode can adopt pure numbers, letters plus numbers, pure letters and the like, and in the embodiment, the straight channels of every 5 meters are preferably used as editing points for coding, so that the channels are more uniformly and reasonably divided.
In addition, the step of planning the layer and the column of the cable laying channel comprises the step of carrying out layer division through different purposes of the cable; the planning of the cable laying channel is specifically that corresponding laying blocks and channels of different layers are planned for different cables according to the design of the laying blocks, namely the cable is laid in which area and which layer are planned; the cable layer division specifically means that cables with the same function in a certain area are converged into the same channel to be laid, and the cable laying channel layers include medium-voltage layers, low-voltage layers, control layers, measurement layers, communication layers and the like. The layer is divided according to different purposes of the cable, so that the laying construction of the cable can be regionalized and functionalized, the filling rate of a cable channel is reasonable, the problem of repeated laying of the cable is avoided, and the construction efficiency is improved. Of course, other embodiments include other cable layers for other purposes.
The step of planning the number of different cable laying layers according to the arrangement conditions of the measuring instrument equipment and the control equipment further comprises the step of coding the cable laying channels according to the heights of the cable laying channels of different layers. In practical situations, the instrumentation devices and the control devices are different in function and size and are usually arranged in different areas and heights, which causes the number of cables and the starting points of the cables to be different, so that the number of layers and the arrangement height of the cable channels need to be planned, and the problems that the cable channels are too large or too small due to one-time cutting during the construction of the cable channels and the use of the cable channels is not reasonable are avoided.
Further, the step of establishing a cable information database and a cable laying channel information database comprises the steps of: and importing the sectional coding information, the layer and column information of the cable laying channels, the layer and column number information of the cable laying channels and the control protection columns of the cable laying channels into a database generation module, and automatically generating a cable information database and a cable laying channel information database. The design software is special Cable laying path design software, such as GSN Cable routing system, and the corresponding Cable information database and the corresponding Cable laying channel information database can be formed by leading related information into the software, so that the working efficiency is high, the design time is greatly saved, and the working efficiency is improved. The cable information database is automatically generated according to the cable inventory of the import system, and specifically comprises information such as the outer diameter of a cable, the model number of the cable, and the code of the cable, wherein the code of the cable is used for identifying the attribute of the cable, and can be represented as follows: 61979, etc.
The step of establishing a device location information database of the measuring instrument device and the control device includes the steps of: x, Y and Z-axis coordinate values of all the measuring instrument devices and the control devices are collected and edited into corresponding device position coordinate values, and the device position coordinate values of all the devices are imported into a database generation module to automatically generate device positioning information databases of the measuring instrument devices and the control devices. The measuring instrument equipment and the control equipment are usually calibrated with corresponding X, Y, Z coordinate values in three directions on a plane channel layout diagram, three-dimensional coordinate values of all equipment can be measured with high precision and high efficiency by a surveying and mapping technology, the three-dimensional coordinate values are led into a database generation module to generate corresponding equipment position coordinates, and then an equipment positioning information database is automatically formed, so that the mounting precision of the measuring instrument equipment and the control equipment can be improved, the reasonability and accuracy of mounting and construction are improved, and the construction efficiency is improved. In addition, in order to facilitate the convenience of laying cables in actual construction and distinguish the functions of different cables, the cables for connecting different instrument equipment or control equipment are subjected to coding operation in the design stage, wherein the cables can be coded as follows: such as CEXM 003.
Further, the step of importing the cable information database, the cable laying channel information database and the equipment positioning information database into the automatic cable laying module, and calculating the cable length and the cable laying path comprises: and searching a required cable path of the cable from the starting point equipment to the end point equipment in the three-dimensional model of the cable laying channel according to the cable information database, the cable laying channel information database and the equipment positioning information database. The method has the advantages that the channels capable of realizing cable laying usually have a plurality of realization paths, the required cable path is found through the steps, the optimization rationality of cable laying can be improved to the maximum extent, the cable waste is reduced, the construction length precision of the cable is improved, and disputes between a design party and a construction party are avoided.
Further, the step of finding a desired cable path for the cable from the starting point device to the ending point device in the three-dimensional model of the cabling channel based on the cable information database and the cabling channel information database and the device location information database may be followed by the steps of:
calculating the length of a required cable path from a starting point device to a terminal device;
obtaining cable length information according to the cable allowance and the calculated cable path length;
and selecting the cable path with the shortest cable path length as the required cable path.
The shortest cable path is selected from the cable paths from the starting point equipment to the end point equipment to be the required cable path, so that the design precision of the cable can be further improved, the cable waste is reduced, and the construction cost is reduced. The specific calculation mode of the cable length is as follows: the method comprises the steps of determining fixed value information of two ends of a cable by adopting laying software, searching an optimal path according to cable types, such as control cables, measuring cables and the like, and calculating the length of the cable after the optimal path is given.
The method also comprises the following steps after the step of laying the cable according to the most reasonable path: and forming a cable laying list according to the required cable path and the cable length information. The formed cable laying list can provide more visual and clear basis for construction, and the convenience and effectiveness of construction are improved.
The invention also provides a system for improving the cable laying length precision, which comprises:
the design coding module is used for designing a three-dimensional model of the cable laying channel and coding the cable laying channel in sections;
the layer and column planning module is used for planning the layer and column of the cable laying channel;
the layer number planning module and the column number planning module are used for planning the number of layers and columns of different cable laying channels according to the arrangement conditions of the measuring instrument equipment and the control equipment;
the control protection list planning module is used for planning a control protection list of the cable laying channel;
the model database establishing module is used for establishing a cable information database and a cable laying channel information database;
the device positioning information database establishing module is used for establishing a device positioning information database of the measuring instrument device and the control device;
the import module is used for importing the related information of the cable information database;
the cable length and laying path calculation module is used for importing a cable information database, a cable laying channel information database and an equipment positioning information database into the automatic cable laying module and calculating the cable length and the cable laying path;
and the path searching module is used for searching a required cable path from the starting point equipment to the end point equipment of the cable in the three-dimensional model of the cable laying channel according to the cable information database, the cable laying channel information database and the equipment positioning information database.
The system for improving the accuracy of the cable laying length can realize the three-dimensional model design of the cable laying channel through the division and matching of different working modules, can carry out sectional coding on the cable laying channel, can plan the layer and the column of the cable laying channel, can plan the number of the layer and the column of the different cable laying channel according to the arrangement condition of measuring instrument equipment and control equipment, can plan the control protection column of the cable laying channel, can establish a cable information database and a cable laying channel information database, can establish an equipment positioning information database of the measuring instrument equipment and the control equipment, can import the cable information database and the cable laying channel information database and the equipment positioning information database to the cable automatic laying module, can calculate the cable length and the cable laying path, and can greatly improve the design accuracy of the cable laying length through the design method, the deviation between the designed value of the cable length and the actual construction length is reduced, the reasonable investment of the cable is ensured, the waste is reduced, and the economic dispute is avoided.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (6)
1. A design method for improving the accuracy of the cable laying length is characterized by comprising the following steps:
designing a three-dimensional model of the cable laying channel, and carrying out sectional coding on the cable laying channel;
planning the layer and the column of a cable laying channel, and carrying out layer division through different purposes of the cable;
planning the number of different cable laying channel layers and columns according to the arrangement conditions of the measuring instrument equipment and the control equipment; the method also comprises the step of carrying out layer-to-layer coding on the cable laying channels according to the heights of the different layer-to-layer cable laying channels;
planning a control protection list of a cable laying channel;
establishing a cable information database and a cable laying channel information database; leading the sectional coding information, the layer and column information of the cable laying channels, the layer and column number information of the cable laying channels and the control protection columns of the cable laying channels into a database generation module, and automatically generating a cable information database and a cable laying channel information database;
establishing an equipment positioning information database of measuring instrument equipment and control equipment;
importing a cable information database, a cable laying channel information database and an equipment positioning information database to an automatic cable laying module, and calculating the length of a cable and a cable laying path; according to the cable information database, the cable laying channel information database and the equipment positioning information database, searching a required cable path of a cable from starting equipment to end equipment in a three-dimensional model of a cable laying channel; calculating the length of a required cable path from a starting point device to a terminal device; obtaining cable length information according to the cable allowance and the length calculation result of the required cable path which meets the requirement of the cable from the starting point equipment to the end point equipment; and selecting the cable path with the shortest cable path length as the required cable path.
2. The design method for improving the accuracy of the laid length of the cable according to claim 1, wherein the step of designing a three-dimensional model of the laid cable channel and coding the laid cable channel in sections specifically comprises coding holes, inflection points and straight channels in the laid cable channel.
3. A design method for improving accuracy of cabling length according to claim 1, wherein cabling channel layers include medium voltage, low voltage, control, measurement and communications respectively.
4. The design method for improving accuracy of cabling length according to claim 1, wherein the step of building a device location information database of the instrumentation devices and the control devices comprises the steps of:
x, Y and Z-axis coordinate values of all the measuring instrument devices and the control devices are collected and edited into corresponding device position coordinate values, and the device position coordinate values of all the devices are imported into a database generation module to automatically generate device positioning information databases of the measuring instrument devices and the control devices.
5. The design method for improving the accuracy of the cable laying length according to claim 1, further comprising the following steps after selecting the cable path with the shortest cable path length as the required cable path:
and forming a cable laying list according to the required cable path and the cable length information.
6. A system for improving accuracy of cable run lengths, comprising:
the design coding module is used for designing a three-dimensional model of the cable laying channel and coding the cable laying channel in sections;
the layer and column planning module is used for planning the layer and column of the cable laying channel and performing layer division according to different purposes of the cable;
the layer number planning module and the column number planning module are used for planning the number of layers and columns of different cable laying channels according to the arrangement conditions of the measuring instrument equipment and the control equipment; the method also comprises the step of carrying out layer-to-layer coding on the cable laying channels according to the heights of the different layer-to-layer cable laying channels;
the control protection list planning module is used for planning a control protection list of the cable laying channel;
the model database establishing module is used for establishing a cable information database and a cable laying channel information database;
the device positioning information database establishing module is used for establishing a device positioning information database of the measuring instrument device and the control device;
the import module is used for importing the related information of the cable information database;
the cable length and laying path calculation module is used for importing a cable information database, a cable laying channel information database and an equipment positioning information database into the automatic cable laying module and calculating the cable length and the cable laying path;
the cable length and laying path calculation module further comprises a path searching module, and the path searching module is used for searching a required cable path from the starting point device to the destination device of the cable in the three-dimensional model of the cable laying channel according to the cable information database, the cable laying channel information database and the device positioning information database.
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| CN106980708B (en) * | 2017-02-23 | 2020-11-27 | 国网河北省电力公司石家庄供电分公司 | Cable laying space occupation analysis method and system in cable channel |
| CN107103559A (en) * | 2017-06-29 | 2017-08-29 | 大唐贵州兴仁发电有限公司 | A kind of cable " price fixing scale " laying system |
| CN107391843B (en) * | 2017-07-21 | 2020-12-18 | 深圳市置辰海信科技有限公司 | Dynamic calculation method for submarine cable operation cost |
| CN110401145B (en) * | 2019-06-24 | 2021-01-19 | 国网山西电力勘测设计研究院有限公司 | Cable laying method |
| CN111241647B (en) * | 2020-01-14 | 2023-07-14 | 中国核电工程有限公司 | Nuclear power plant cable length estimation method and device |
| CN112836324A (en) * | 2021-02-02 | 2021-05-25 | 国网山东省电力公司聊城供电公司 | Wiring design system and wiring design method for power grid |
| CN113704936B (en) * | 2021-07-28 | 2023-06-27 | 长江勘测规划设计研究有限责任公司 | Cable path multi-objective optimization method considering channel capacity and turning radius constraint |
| CN114218734B (en) * | 2022-02-23 | 2022-06-17 | 浙江华东工程数字技术有限公司 | Optimal path planning and calculating method for cable |
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